* {
    margin: 0;
    padding: 0;
}
.se-count {
    position: absolute;
    top:0;
    right:0;
    height: 40px;
}

.se-day {
    display: none;
}
.jian{
    float:left;
    font-size: 20px;
    color:red;
}
.se-hour,
.se-min,
.se-sec {
    position: relative;
    background-color: #2f3430;
    width: 40px;
    height: 40px;
    float: left;
    text-align: center;
    line-height: 40px;
    margin-right: 5px;
}

.se-txt {
    font-size: 20px;
    font-weight: bold;
    color: #fff;
}

.se-txt:before {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #e83632;
}